Income Taxes - Domestic and Foreign Components of Total Income Before Provision for Income Tax (Detail) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2019
Income Tax Disclosure [Abstract]
United States	$ 640,531	$ 544,391	$ 487,430
Foreign	164,983	93,768	58,076
Income before income taxes	$ 805,514	$ 638,159	$ 545,506